Patents by Inventor Roger Coulston
Roger Coulston has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230270112Abstract: A method of disinfecting or preventing infection of a gaseous environment by, a liquid of, or a solid surface of one of an enveloped virus, a non-enveloped virus, or a mixture thereof, the method including the step of treating the gaseous environment, liquid, or solid surface with a composition including an effective amount of one or more cucurbituril isomers, derivatives thereof, and variants thereof or, for preventing infection of a solid surface, including the step of producing the solid surface from a composition including an effective amount of one or more cucurbituril isomers, derivatives thereof, and variants thereof.Type: ApplicationFiled: June 24, 2021Publication date: August 31, 2023Applicant: AQDOT LIMITEDInventors: Roger COULSTON, Andrew HOWE
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Patent number: 11576846Abstract: A dispersion stabiliser precursor composition including one or more of cucurbituril, a variant or a derivative thereof, and one or more oil-in-water macromolecular amphiphilic emulsifier, wherein the composition is in the form of a free flowing powder; and an oil-in-water emulsion composition including one or more of cucurbituril, a variant or a derivative thereof, and one or more oil-in-water macromolecular amphiphilic emulsifier.Type: GrantFiled: March 22, 2019Date of Patent: February 14, 2023Assignee: AQDOT LIMITEDInventors: Benjamin Cheesman, Roger Coulston, Andrew Howe, Jennifer Efua Kwansima Quansah, Michael Pedder
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Publication number: 20230010214Abstract: A deodorizing composition includes cucurbituril and one or more first metal salts, the first metal salt including at least one metal cation with a valency of at least two and at least one anion, wherein the metal cation is selected from the group made of aluminium, zirconium, silver, titanium, iron, copper, zinc, and magnesium cations.Type: ApplicationFiled: December 11, 2020Publication date: January 12, 2023Applicant: AQDOT LIMITEDInventors: Jose MARTINEZ-SANTIAGO, Jessica LENDERYOU, Roger COULSTON
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Patent number: 11484615Abstract: The use of compositions including two or more cucurbiturils in counteracting malodour in a moist environment. The two or more cucurbiturils are selected from CB[5], CB [6], CB [7] and CB[8]. Also provided is a method for counteracting malodour in a moist environment, including application of a composition including a mixture of two or more cucurbiturils selected from CB[5], CB[6], CB[7] and CB[8].Type: GrantFiled: February 15, 2017Date of Patent: November 1, 2022Assignee: AQDOT LIMITEDInventors: Roger Coulston, Alexander Tanner, Jose Martinez-Santiago
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Publication number: 20220313861Abstract: A method for reducing malodour includes the step of providing a solid composition including one or more cucurbiturils and derivatives and/or analogues thereof suspended in and/or bound by a thermoplastic and/or a thermosetting polymer medium, wherein the source of the malodour is external.Type: ApplicationFiled: August 5, 2020Publication date: October 6, 2022Applicant: AQDOT LIMITEDInventors: Andrew HOWE, Benjamin Thomas CHEESMAN, Tim Chan SEEM, Michael PEDDER, Nicolas ESSELIN, Roger COULSTON, Johannes Gerardus DE ROOIJ
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Publication number: 20210022968Abstract: A dispersion stabiliser precursor composition including one or more of cucurbituril, a variant or a derivative thereof, and one or more oil-in-water macromolecular amphiphilic emulsifier, wherein the composition is in the form of a free flowing powder; and an oil-in-water emulsion composition including one or more of cucurbituril, a variant or a derivative thereof, and one or more oil-in-water macromolecular amphiphilic emulsifier.Type: ApplicationFiled: March 22, 2019Publication date: January 28, 2021Applicant: AQDOT LIMITEDInventors: Benjamin Cheesman, Roger COULSTON, Andrew HOWE, Jennifer Efua Kwansima QUANSAH, Michael PEDDER
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Patent number: 10881592Abstract: Stable suspension compositions including cucurbiturils. More particularly, the stable suspension compositions including cucurbituril particles suspended in a medium. Also, the preparation of the suspension composition and a method of counteracting malodour including application of the suspension composition to a source of malodour.Type: GrantFiled: August 11, 2017Date of Patent: January 5, 2021Assignee: AQDOT LIMITEDInventors: Roger Coulston, David Diec, Andrew Michael Howe, Jose Martinez-Santiago
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Publication number: 20200390048Abstract: Use of cucurbituril, a derivative thereof, or a mixture thereof for reducing pod shattering in pod-bearing crops and a pod sealant composition.Type: ApplicationFiled: March 27, 2018Publication date: December 17, 2020Applicant: AQDOT LIMITEDInventors: Roger COULSTON, Ben CHEESMAN, Jing ZHANG
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Patent number: 10695277Abstract: A pro-fragrance composition includes a cucurbituril in complex with a fragrance molecule and use of the compositions in counteracting malodour. The cucurbituril is present as a mixture, wherein the mixture includes at least two different cucurbiturils selected from CB[5], CB[6], CB[7] and CB[8]. The complexed fragrance molecule is released when the composition is exposed to a stimulus. Also provides methods for the preparation of pro-fragrance complexes of cucurbiturils and fragrance molecules.Type: GrantFiled: February 15, 2017Date of Patent: June 30, 2020Assignee: AQDOT LIMITEDInventors: Roger Coulston, Alexander Tanner, Jose Martinez-Santiago
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Patent number: 10626119Abstract: This invention relates to a process of manufacturing cucurbituril and/or one or more derivatives thereof with low formaldehyde content and to the use of said cucurbituril and/or one or more derivatives thereof, in particular in consumer and industrial products, and in industrial processes.Type: GrantFiled: April 15, 2019Date of Patent: April 21, 2020Assignee: AQDOT LIMITEDInventors: Roger Coulston, David Diec, Guilherme Nogueira, Johannes Gerardus De Rooij
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Publication number: 20190241579Abstract: This invention relates to a process of manufacturing cucurbituril and/or one or more derivatives thereof with low formaldehyde content and to the use of said cucurbituril and/or one or more derivatives thereof, in particular in consumer and industrial products, and in industrial processes.Type: ApplicationFiled: April 15, 2019Publication date: August 8, 2019Applicant: AQDOT LIMITEDInventors: Roger COULSTON, David DIEC, Guilherme NOGUEIRA, Johannes Gerardus DE ROOIJ
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Publication number: 20190209444Abstract: Stable suspension compositions including cucurbiturils. More particularly, the stable suspension compositions including cucurbituril particles suspended in a medium. Also, the preparation of the suspension composition and a method of counteracting malodour including application of the suspension composition to a source of malodour.Type: ApplicationFiled: August 11, 2017Publication date: July 11, 2019Applicant: AQDOT LIMITEDInventors: Roger COULSTON, David DIEC, Andrew Michael HOWE, Jose MARTINEZ-SANTIAGO
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Patent number: 10308657Abstract: This invention relates to cucurbituril and/or one or more derivatives thereof with low formaldehyde content, to a process of manufacturing said cucurbituril and/or one or more derivatives thereof and to the use of said cucurbituril and/or one or more derivatives thereof, in particular in consumer and industrial products, and in industrial processes.Type: GrantFiled: April 30, 2018Date of Patent: June 4, 2019Assignee: AQDOT LIMITEDInventors: Roger Coulston, David Diec, Guilherme Nogueira, Johannes Gerardus De Rooij
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Publication number: 20190046426Abstract: A pro-fragrance composition includes a cucurbituril in complex with a fragrance molecule and use of the compositions in counteracting malodour. The cucurbituril is present as a mixture, wherein the mixture includes at least two different cucurbiturils selected from CB[5], CB[6], CB[7] and CB[8]. The complexed fragrance molecule is released when the composition is exposed to a stimulus. Also provides methods for the preparation of pro-fragrance complexes of cucurbiturils and fragrance molecules.Type: ApplicationFiled: February 15, 2017Publication date: February 14, 2019Applicant: AQDOT LIMITEDInventors: Roger COULSTON, Alexander TANNER, Jose MARTINEZ-SANTIAGO
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Patent number: 10189955Abstract: A nested capsule having a first capsule held within a second capsule. Each of the first and second capsules has a shell that is a supramolecular cross-linked network, such as a cucurbituril supramolecular cross-linked network. Each capsule shell is obtained or is obtainable from the complexation of a composition including a host, such as cucurbituril, and one or more building blocks having suitable guest functionality for the host, thereby to form a supramolecular cross-linked network. The nested capsules are suitable for delivering and selectively releasing an encapsulant at a location.Type: GrantFiled: January 30, 2014Date of Patent: January 29, 2019Assignee: CAMBRIDGE ENTERPRISE LIMITEDInventors: Jing Zhang, Roger Coulston, Richard Parker, Christopher Abell, Oren Scherman, Ziyi Yu
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Publication number: 20180339078Abstract: The use of compositions including two or more cucurbiturils in counteracting malodour in a moist environment. The two or more cucurbiturils are selected from CB[5], CB [6], CB [7] and CB[8]. Also provided is a method for counteracting malodour in a moist environment, including application of a composition including a mixture of two or more cucurbiturils selected from CB[5], CB[6], CB[7] and CB[8].Type: ApplicationFiled: February 15, 2017Publication date: November 29, 2018Applicant: AQDOT LIMITEDInventors: Roger COULSTON, Alexander TANNER, Jose MARTINEZ-SANTIAGO
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Patent number: 10073037Abstract: The invention relates to the use of a construct for the detection of an analyte using surface enhanced spectroscopic techniques. The construct includes linked surfaces, where the link is formed by a linker providing a fixed inter-surface separation between the linked surfaces, wherein the linker is a linking compound, and at least one of the surfaces is the surface of a nanoparticle. The linking compound is suitable for interacting with the analyte. The linking compound may be a cucurbituril. The surface enhanced spectroscopic technique may be surface enhanced Raman spectroscopy (SERS).Type: GrantFiled: June 24, 2011Date of Patent: September 11, 2018Inventors: Richard William Taylor, Jeremy John Baumberg, Sumeet Mahajan, Tung-Chun Lee, Oren Alexander Scherman, Setu Kasera, Roger Coulston
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Publication number: 20180244681Abstract: This invention relates to cucurbituril and/or one or more derivatives thereof with low formaldehyde content, to a process of manufacturing said cucurbituril and/or one or more derivatives thereof and to the use of said cucurbituril and/or one or more derivatives thereof, in particular in consumer and industrial products, and in industrial processes.Type: ApplicationFiled: April 30, 2018Publication date: August 30, 2018Applicant: AQDOT LIMITEDInventors: Roger COULSTON, David DIEC, Guilherme NOGUEIRA, Johannes Gerardus DE ROOIJ
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Patent number: 9926404Abstract: Epoxy compositions include a cucurbituril in complex with a curative, and methods for curing the epoxy composition. The curative is reactive with an epoxy compound, and the curative may be a cure accelerator or a cure hardener. Cured resins are obtained or obtainable from the epoxy compositions. Complexes of a cucurbituril have a curative.Type: GrantFiled: May 18, 2016Date of Patent: March 27, 2018Assignee: AQDOT LIMITEDInventors: Ben Cheesman, Roger Coulston, Rosemary Lynch, Matthew Rowland, David Diec
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Publication number: 20170028374Abstract: Provided is a capsule having a shell of material that is a supramolecular cross-linked network. The network is formed from a host-guest complexation of cucurbituril (the host) and one or more building blocks comprising suitable guest functionality. The complex non-covalently crosslinks the building block and/or non-covalently links the building block to another building block thereby forming the supramolecular cross-linked network. The capsules are obtained or obtainable by the complexation of a composition comprising cucurbituril and one or more building blocks having suitable cucurbituril guest functionality thereby to form a supramolecular cross-linked network.Type: ApplicationFiled: July 29, 2016Publication date: February 2, 2017Applicant: CAMBRIDGE ENTERPRISE LIMITEDInventors: Oren Alexander SCHERMAN, Roger COULSTON, Christopher ABELL, Jing ZHANG